body {
    padding: 20px;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.42857143;
    background-color: #fff;
}
h1{
    border-bottom: 1px solid gray;
}
/*phone-detail start*/
.phone{
    background-color: #fff;
    border:1px solid black;
    float: left;
    height: 400px;
    margin-bottom: 2em;
    margin-right: 3em;
    padding: 2em;
    width: 400px;
}
.phone-thumbs{
    list-style: none;
    margin: 0;
}
.phone-thumbs li {
    background-color: #fff;
    border: 1px solid black;
    display: inline-block;
    margin: 1em;
}
.phone-thumbs img {
    width: 100px;
    height: 100px;
    padding: 1em;
}
.specs {
    clear: both;
    list-style: none;
    margin: 0;
    padding: 0;
}
.specs dt {
    font-weight: bold;
}
.specs > li {
    display: inline-block;
    vertical-align: top;  /*顶部对齐*/
    width: 200px;
}
.specs > li > span {
    font-size: 1.2em;
    font-weight: bold;
}
/*phone-detail end*/
/*phone-list start*/
p {
    margin-left: 10px;
}
input,select {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}
.phones {
    list-style: none;
}

.phones li {
    clear: both;
    min-height: 115px;
    padding-top: 15px;
}
.thumb {
    float: left;
    height: 100px;
    margin: -0.5em 1em 1.5em 0;
    padding-bottom: 1em;
    width: 100px;
}
.thumbnail {
    display: block;
    padding: 4px;
    margin-bottom: 20px;
    line-height: 1.42857143;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    -webkit-transition: border .2s ease-in-out;
    -o-transition: border .2s ease-in-out;
    transition: border .2s ease-in-out;
}
.thumb > img {
    width: 100%;
    height: auto;
}
/*phone-list end*/